12.5x0.56x0.4x0.8x1250用脱式计算

12.5x0.56x0.4x0.8x1250用脱式计算
2024-12-02 06:36:43
推荐回答(1个)
回答(1):

12.5x0.56x0.4x0.8x1250
=(12.5×0.8)×(0.4×1250)×0.56
=10×500×0.56
=5000×0.56
=280